Unlock methods: Face,code,card,keys,tuya app wifi.
Material: Aviation Aluminum Alloy
Color available: Red bronze, gray, black
Fingerprint sensor: Semiconductor based sensor
Front Face camera: High Defination Wide-Angle Camera, to capture strangers in front of the door.
Rear panel screen: 4 inch igh defination Large screen
Power supply: 4200mAh lithium battery
Working Temperature: - 20Oc to 50oC
Alarm Reminding: Low battery alarm, door lock status.
Emergency USB power supply
For door thickness between 40mm and 120mm
Left and open direction exchangeable
System language voice: Default English. Support customize Japanese, Chinese,Russian, French, German, Portuguese, Spanish